57. What is the current topic of common interest among the very rich in America?

　　A) the fate of the ultrawealthy people.

　　B) the disintegration of the middle class.

　　C) the inequality in the distribution of wealth.

　　D) the confilict between the left and the right wing.

　　58. What do we learn from Mortimer Zuckerman's lamentation?

　　A) many middle-income families have failed to make a bargain for better welfare.

　　B) the American economic system has caused many companies to go bankrupt.

　　C) the American nation is becoming more and more divided despite its wealth.

　　D) the majority of Americans benefit little from the nation's growing wealth.

　　59. From the fifth paragraph we can learn that ____.

　　A) the very rich are fashion-conscious

　　B) the very rich are politically sensitive

　　C) universal healh care is to be implemented throughout America

　　D) congress has gained popularity by increasing the minimum wage

　　60. What is the real reason for plutocrats to express solidarity with the middle class?A) they want to protect themselves from confiscatory taxation.

　　B) they know that the middle class contributes most to society.

　　C) they want to gain support for global economic integration

　　D) they feel increasingly threatened by economic insecurity.

　　61. What may happen if the United States places obstacies in the way of foreign investors and foreign goods?

　　A) the prices of imported goods will inevitably soar beyond control.

　　B) the investors will have to make great efforts to re-allocate capital.

　　C) the wealthy will attempt to buy foreign companies across borders.

　　D) foreign countries will place the same economic barriers in return.

　　Unit 18

　　52.C 53.A 54.D 55.B 56.A 57.C 58.C 59.B 60.C 61.D